4 in 1 Double Wall Stainless Steel Vacuum Insulated Tumbler Can Cooler

4 in 1 Double Wall Stainless Steel Vacuum Insulated Tumbler Can Cooler. 4-in-1 Versatile Design: Fits 12oz slim/regular cans and 12oz bottles; converts to 14oz mug with interchangeable lids. Premium 304 Steel Material: Constructed with safe, durable, and rust-resistant 304 stainless steel for superior quality. Double Wall Vacuum Insulation: Keeps drinks hot or cold for up to 6 hours with no condensation on the exterior. Full Customization Options: Customizable surface (polish, painting, coating), logo (laser, silk screen, etc.), and colors. Wide Application Scenarios: Ideal for beach days, barbecues, parties, and as gifts for beer, coffee, or water. Strict Quality Assurance: Own laboratory testing, third-party inspections, and compensation for any damage. Multiple Safety Certifications: Certified by FDA, LFGB, REACH, SGS, BV, and TUV for food safety compliance. Flexible OEM/ODM Service: Supports full customization from designs or samples with flexible MOQ for trial orders.